2013 Hyundai Sonata Owner's Manual - Page 171

Features of your vehicle Operation Tips • To prevent dust or unpleasant fumes from entering the vehicle through the ventilation system, temporarily set the air intake control to the recirculated air position. Be sure to return the control to the fresh air position when the irritation has passed to keep fresh air in the vehicle. This will help keep the driver alert and comfortable. • Air for the heating/cooling system is drawn in through the grilles just ahead of the windshield. Care should be taken that these are not blocked by leaves, snow, ice or other obstructions. • To prevent interior fog on the windshield, set the air intake control to the fresh air position and fan speed to the desired position, turn on the air conditioning system, and adjust the temperature control to desired temperature. System operation Ventilation 1. Set the mode to the position. 2. Set the air intake control to the outside (fresh) air position. 3. Set the temperature control to the desired position. 4. Set the fan speed control to the desired speed. Heating 1. Set the mode to the position. 2. Set the air intake control to the outside (fresh) air position. 3. Set the temperature control to the desired position. 4. Set the fan speed control to the desired speed. 5. If dehumidified heating is desired, turn the air conditioning system (if equipped) on. • If the windshield fogs up, set the mode , position. to the Air conditioning All HYUNDAI Air Conditioning Systems are filled with environmentally friendly R-134a refrigerant which does not damage the ozone layer. 1. Start the engine. Push the air conditioning button. 2. Set the mode to the position. 3. Set the air intake control to the recirculated air position. However, prolonged operation of the reticulated air position will excessively dry the air. In this case, change the air position. 4. Adjust the fan speed control and temperature control to maintain maximum comfort. • When maximum cooling is desired, set the temperature control to the extreme left position then set the fan speed control to the highest speed. 4 90